Boardgamegeek https://boardgamegeek.com/boardgame/184053/synodingo
English - Ideal for CE1 and CE2, here are 5 rules different games (Battle, Rummy, Mistigri, SpeedoSyno and DevineMoi) to learn 200 words.
Official http://www.cocktailgames.com/jeu/synodingo/
French - A partir du CE1, travaillez les synonymes et les contraires de 200 mots.